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Diffstat (limited to 'src/google/protobuf/testing/zcgunzip.cc')
-rw-r--r-- | src/google/protobuf/testing/zcgunzip.cc | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/google/protobuf/testing/zcgunzip.cc b/src/google/protobuf/testing/zcgunzip.cc new file mode 100644 index 00000000..daf74ff1 --- /dev/null +++ b/src/google/protobuf/testing/zcgunzip.cc @@ -0,0 +1,73 @@ +// Protocol Buffers - Google's data interchange format +// Copyright 2009 Google Inc. All rights reserved. +// https://developers.google.com/protocol-buffers/ +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +// Author: brianolson@google.com (Brian Olson) +// Based on original Protocol Buffers design by +// Sanjay Ghemawat, Jeff Dean, and others. +// +// Test program to verify that GzipInputStream is compatible with command line +// gunzip or java.util.zip.GzipInputStream +// +// Reads gzip stream on standard input and writes decompressed data to standard +// output. + +#include "config.h" + +#include <assert.h> +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> + +#include <google/protobuf/io/gzip_stream.h> +#include <google/protobuf/io/zero_copy_stream_impl.h> + +using google::protobuf::io::FileInputStream; +using google::protobuf::io::GzipInputStream; + +int main(int argc, const char** argv) { + FileInputStream fin(STDIN_FILENO); + GzipInputStream in(&fin); + + while (true) { + const void* inptr; + int inlen; + bool ok; + ok = in.Next(&inptr, &inlen); + if (!ok) { + break; + } + if (inlen > 0) { + int err = write(STDOUT_FILENO, inptr, inlen); + assert(err == inlen); + } + } + + return 0; +} |